Willow Tank Dam
Willow Tank Dam is an earth dam located in Zavala County, Texas, built in 1972. It carries a Low hazard potential classification.
About Willow Tank Dam
The primary purpose of Willow Tank Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Mathews Ranch (private). It impounds the Tr-turkey Creek.
The dam stands 8 feet tall and stretches 1,100 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 67 acre-feet. Completed in 1972, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 04/30/1986. That was over 39 years ago.
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Location
| State | Texas |
| County | Zavala |
| River/Stream | Tr-turkey Creek |
| Coordinates | 28.89167, -99.93500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 1,100 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 67 acre-ft |
| Max Storage | 67 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 12 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | MATHEWS RANCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/30/1986 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05579 |
| Federal ID | TX05579 |
| More Info | State Dam Safety Program |